diff --git a/HISTORY.md b/HISTORY.md
index f7d772c..f04297b 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -8,6 +8,7 @@
 
 ## 0.2.5b - [31/07/2022]
 - ➕ - Added input timeout
+- ♻️ - Separate one source file
 
 ## 0.2.4 - [26/07/2022]
 - ➕ - Added hint for fix file permissions error.
diff --git a/src/pmng.cr b/src/pmng.cr
index 4880587..904c962 100644
--- a/src/pmng.cr
+++ b/src/pmng.cr
@@ -2,73 +2,7 @@ require "option_parser"
 require "yaml"
 require "colorize"
 
-# password serializer
-class Password
-  include YAML::Serializable
-
-  @[YAML::Field(key: "url")]
-  property url : String
-  @[YAML::Field(key: "email")]
-  property email : String
-  @[YAML::Field(key: "login")]
-  property login : String
-  @[YAML::Field(key: "password")]
-  property password : String
-  @[YAML::Field(key: "desc")]
-  property desc : String
-  @[YAML::Field(key: "profile_url")]
-  property profile_url : String
-  @[YAML::Field(key: "update")]
-  property update : Int32
-end
-
-VERSION            = "0.2.5b"
-PASSWORD_FILE_PATH = "#{ENV["HOME"]}/.pwd.yml"
-ASCII_LOGO         = "
-██████╗ ███╗   ███╗███╗   ██╗ ██████╗
-██╔══██╗████╗ ████║████╗  ██║██╔════╝
-██████╔╝██╔████╔██║██╔██╗ ██║██║  ███╗
-██╔═══╝ ██║╚██╔╝██║██║╚██╗██║██║   ██║
-██║     ██║ ╚═╝ ██║██║ ╚████║╚██████╔╝
-╚═╝     ╚═╝     ╚═╝╚═╝  ╚═══╝ ╚═════╝
-"
-
-# program options
-begin
-  OptionParser.parse do |parser|
-    parser.banner = "The very simple password manager for humans\n"
-
-    parser.on "-v", "--version", "Show version" do
-      puts ASCII_LOGO.colorize(:yellow)
-      puts "The very simple password manager for humans.".colorize(:yellow)
-      print "Version ".colorize(:yellow)
-      puts VERSION.colorize(:red).mode(:bold)
-      print "\nURL to full change log: ".colorize(:yellow)
-      puts "https://git.a2s.su/iiiypuk/pmng/raw/branch/master/HISTORY.md".colorize(:green).mode(:bold)
-
-      exit(0)
-    end
-    parser.on "-h", "--help", "Show help" do
-      puts parser
-
-      exit(0)
-    end
-    parser.on "-g", "--generate-password", "Generate password" do
-      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:black).back(:white)
-      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:white).back(:blue)
-      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:white).back(:red)
-
-      exit(0)
-    end
-    parser.on "-t", "--unixtime", "Return local timestamp" do
-      puts Time.local.to_unix.colorize(:yellow).mode(:bold)
-
-      exit(0)
-    end
-  end
-rescue ex
-  puts ex.message, ""
-end
+require "./pmng/*"
 
 # check password file exists
 if File.exists?(PASSWORD_FILE_PATH)
@@ -119,10 +53,10 @@ while loop
   print " for exit)\n".colorize(:white).mode(:bold)
   print "> ".colorize(:green).mode(:bold)
 
-  begin                     # IO::TimeoutError
-    STDIN.read_timeout = 60 # 1 minute
+  begin
+    STDIN.read_timeout = USER_INPUT_TIMEOUT
     password_string = STDIN.gets
-  rescue
+  rescue IO::TimeoutError
     loop = false
   end
 
diff --git a/src/pmng/agrv_options.cr b/src/pmng/agrv_options.cr
new file mode 100644
index 0000000..4f7fda9
--- /dev/null
+++ b/src/pmng/agrv_options.cr
@@ -0,0 +1,35 @@
+begin
+  OptionParser.parse do |parser|
+    parser.banner = "The very simple password manager for humans\n"
+
+    parser.on "-v", "--version", "Show version" do
+      puts ASCII_LOGO.colorize(:yellow)
+      puts "The very simple password manager for humans.".colorize(:yellow)
+      print "Version ".colorize(:yellow)
+      puts VERSION.colorize(:red).mode(:bold)
+      puts "\nURL to full changes log: ".colorize(:yellow)
+      puts "https://git.a2s.su/iiiypuk/pmng/raw/branch/master/HISTORY.md".colorize(:green).mode(:bold)
+
+      exit(0)
+    end
+    parser.on "-h", "--help", "Show help" do
+      puts parser
+
+      exit(0)
+    end
+    parser.on "-g", "--generate-password", "Generate password" do
+      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:black).back(:white)
+      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:white).back(:blue)
+      puts Random::Secure.urlsafe_base64(16, padding: false).colorize(:white).back(:red)
+
+      exit(0)
+    end
+    parser.on "-t", "--unixtime", "Return local timestamp" do
+      puts Time.local.to_unix.colorize(:yellow).mode(:bold)
+
+      exit(0)
+    end
+  end
+rescue ex
+  puts ex.message, ""
+end
diff --git a/src/pmng/app_settings.cr b/src/pmng/app_settings.cr
new file mode 100644
index 0000000..6ba776d
--- /dev/null
+++ b/src/pmng/app_settings.cr
@@ -0,0 +1,3 @@
+VERSION            = {{ `shards version "#{__DIR__}"`.chomp.stringify }}
+PASSWORD_FILE_PATH = "#{ENV["HOME"]}/.pwd.yml"
+USER_INPUT_TIMEOUT = 60
diff --git a/src/pmng/ascii_logo.cr b/src/pmng/ascii_logo.cr
new file mode 100644
index 0000000..38847c1
--- /dev/null
+++ b/src/pmng/ascii_logo.cr
@@ -0,0 +1,8 @@
+ASCII_LOGO = "
+██████╗ ███╗   ███╗███╗   ██╗ ██████╗
+██╔══██╗████╗ ████║████╗  ██║██╔════╝
+██████╔╝██╔████╔██║██╔██╗ ██║██║  ███╗
+██╔═══╝ ██║╚██╔╝██║██║╚██╗██║██║   ██║
+██║     ██║ ╚═╝ ██║██║ ╚████║╚██████╔╝
+╚═╝     ╚═╝     ╚═╝╚═╝  ╚═══╝ ╚═════╝
+"
diff --git a/src/pmng/password_class.cr b/src/pmng/password_class.cr
new file mode 100644
index 0000000..3953173
--- /dev/null
+++ b/src/pmng/password_class.cr
@@ -0,0 +1,18 @@
+class Password
+  include YAML::Serializable
+
+  @[YAML::Field(key: "url")]
+  property url : String
+  @[YAML::Field(key: "email")]
+  property email : String
+  @[YAML::Field(key: "login")]
+  property login : String
+  @[YAML::Field(key: "password")]
+  property password : String
+  @[YAML::Field(key: "desc")]
+  property desc : String
+  @[YAML::Field(key: "profile_url")]
+  property profile_url : String
+  @[YAML::Field(key: "update")]
+  property update : Int32
+end